72461020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{773}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 157338720

約数和(自身を除く): 84877700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 430, 436, 545, 773, 860, 1090, 1546, 2180, 3092, 3865, 4687, 7730, 9374, 15460, 18748, 23435, 33239, 46870, 66478, 84257, 93740, 132956, 166195, 168514, 332390, 337028, 421285, 664780, 842570, 1685140, 3623051, 7246102, 14492204, 18115255, 36230510, 72461020]

約数ペア:

[(1, 72461020), (2, 36230510), (4, 18115255), (5, 14492204), (10, 7246102), (20, 3623051), (43, 1685140), (86, 842570), (109, 664780), (172, 421285), (215, 337028), (218, 332390), (430, 168514), (436, 166195), (545, 132956), (773, 93740), (860, 84257), (1090, 66478), (1546, 46870), (2180, 33239), (3092, 23435), (3865, 18748), (4687, 15460), (7730, 9374)]